java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec3_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:27:49,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:27:49,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:27:49,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:27:49,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:27:49,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:27:49,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:27:49,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:27:49,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:27:49,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:27:49,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:27:49,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:27:49,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:27:49,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:27:49,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:27:49,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:27:49,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:27:49,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:27:49,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:27:49,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:27:49,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:27:49,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:27:49,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:27:49,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:27:49,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:27:49,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:27:49,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:27:49,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:27:49,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:27:49,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:27:49,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:27:49,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:27:49,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:27:49,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:27:49,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:27:49,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:27:49,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:27:49,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:27:49,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:27:49,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:27:49,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:27:49,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:27:49,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:27:49,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:27:49,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:27:49,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:27:49,413 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:27:49,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:27:49,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:27:49,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:27:49,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:27:49,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:27:49,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:27:49,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:27:49,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:27:49,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:27:49,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:27:49,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:27:49,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:27:49,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:27:49,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:27:49,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:27:49,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:27:49,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:27:49,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:27:49,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:27:49,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:27:49,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:27:49,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:27:49,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:27:49,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:27:49,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:27:49,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:27:49,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:27:49,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:27:49,752 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:27:49,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product30.cil.c [2019-10-14 23:27:49,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a374ffa/6f7d2c2db434477cae01826b055e8c8c/FLAG67eb58af4 [2019-10-14 23:27:50,517 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:27:50,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec3_product30.cil.c [2019-10-14 23:27:50,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a374ffa/6f7d2c2db434477cae01826b055e8c8c/FLAG67eb58af4 [2019-10-14 23:27:50,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a374ffa/6f7d2c2db434477cae01826b055e8c8c [2019-10-14 23:27:50,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:27:50,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:27:50,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:50,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:27:50,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:27:50,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:50" (1/1) ... [2019-10-14 23:27:50,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6e6c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:50, skipping insertion in model container [2019-10-14 23:27:50,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:50" (1/1) ... [2019-10-14 23:27:50,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:27:50,815 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:27:51,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:51,595 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:27:51,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:51,932 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:27:51,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51 WrapperNode [2019-10-14 23:27:51,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:51,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:27:51,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:27:51,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:27:51,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:51,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:51,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:51,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:52,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:52,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:52,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... [2019-10-14 23:27:52,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:27:52,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:27:52,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:27:52,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:27:52,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:27:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:27:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:27:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:27:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-10-14 23:27:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:27:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:27:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:27:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:27:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:27:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:27:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:27:52,208 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:27:52,208 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:27:52,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:27:52,208 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:27:52,209 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:27:52,209 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:27:52,209 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:27:52,209 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:27:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:27:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:27:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:27:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:27:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:27:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:27:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:27:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:27:52,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:27:52,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:27:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:27:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:27:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:27:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:27:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:27:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:27:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:27:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:27:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:27:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:27:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:27:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:27:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:27:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:27:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:27:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:27:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:27:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:27:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:27:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:27:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:27:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:27:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:27:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:27:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:27:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:27:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:27:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:27:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:27:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:27:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:27:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:27:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:27:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:27:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:27:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:27:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:27:52,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:27:52,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:27:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:27:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:27:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:27:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:27:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:27:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:27:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:27:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:27:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:27:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:27:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:27:52,232 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:27:52,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:52,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:27:52,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:27:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:27:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:27:52,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:27:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:27:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:27:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:27:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:27:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:27:52,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:27:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:27:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:27:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:27:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:27:52,240 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2019-10-14 23:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2019-10-14 23:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:27:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:27:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:27:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:27:52,251 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:27:52,252 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:27:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:27:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:27:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:27:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:27:52,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:27:54,588 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:27:54,588 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:27:54,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:54 BoogieIcfgContainer [2019-10-14 23:27:54,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:27:54,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:27:54,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:27:54,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:27:54,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:27:50" (1/3) ... [2019-10-14 23:27:54,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94d1e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:54, skipping insertion in model container [2019-10-14 23:27:54,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:51" (2/3) ... [2019-10-14 23:27:54,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94d1e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:54, skipping insertion in model container [2019-10-14 23:27:54,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:54" (3/3) ... [2019-10-14 23:27:54,600 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec3_product30.cil.c [2019-10-14 23:27:54,610 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:27:54,621 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:27:54,634 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:27:54,674 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:27:54,674 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:27:54,675 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:27:54,675 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:27:54,675 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:27:54,678 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:27:54,678 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:27:54,679 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:27:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-10-14 23:27:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-10-14 23:27:54,756 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:27:54,757 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:27:54,761 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:27:54,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:27:54,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1721519425, now seen corresponding path program 1 times [2019-10-14 23:27:54,777 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:27:54,778 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351608318] [2019-10-14 23:27:54,778 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:54,778 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:54,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:27:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,459 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:27:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:27:58,011 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351608318] [2019-10-14 23:27:58,012 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:27:58,013 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:27:58,013 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038277060] [2019-10-14 23:27:58,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:27:58,019 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:27:58,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:27:58,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:27:58,037 INFO L87 Difference]: Start difference. First operand 556 states. Second operand 12 states. [2019-10-14 23:28:14,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:28:14,694 INFO L93 Difference]: Finished difference Result 1282 states and 1921 transitions. [2019-10-14 23:28:14,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-10-14 23:28:14,699 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 195 [2019-10-14 23:28:14,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:28:14,727 INFO L225 Difference]: With dead ends: 1282 [2019-10-14 23:28:14,727 INFO L226 Difference]: Without dead ends: 849 [2019-10-14 23:28:14,737 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-10-14 23:28:14,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2019-10-14 23:28:15,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 505. [2019-10-14 23:28:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2019-10-14 23:28:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 671 transitions. [2019-10-14 23:28:15,047 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 671 transitions. Word has length 195 [2019-10-14 23:28:15,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:28:15,047 INFO L462 AbstractCegarLoop]: Abstraction has 505 states and 671 transitions. [2019-10-14 23:28:15,047 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:28:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 671 transitions. [2019-10-14 23:28:15,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-10-14 23:28:15,055 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:28:15,055 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:28:15,055 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:28:15,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:28:15,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1479265370, now seen corresponding path program 1 times [2019-10-14 23:28:15,056 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:28:15,056 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273265398] [2019-10-14 23:28:15,056 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:15,057 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:15,057 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:28:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,955 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:28:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:28:17,611 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273265398] [2019-10-14 23:28:17,612 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:28:17,612 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:28:17,613 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558581072] [2019-10-14 23:28:17,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:28:17,615 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:28:17,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:28:17,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:28:17,616 INFO L87 Difference]: Start difference. First operand 505 states and 671 transitions. Second operand 13 states. [2019-10-14 23:28:23,090 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 577